--- /dev/null
+// LimitedStreams.cpp
+
+#include "StdAfx.h"
+
+#include "LimitedStreams.h"
+#include "../../Common/Defs.h"
+
+STDMETHODIMP CLimitedSequentialInStream::Read(void *data, UInt32 size, UInt32 *processedSize)
+{
+ UInt32 realProcessedSize = 0;
+ UInt32 sizeToRead = (UInt32)MyMin((_size - _pos), (UInt64)size);
+ HRESULT result = S_OK;
+ if (sizeToRead > 0)
+ {
+ result = _stream->Read(data, sizeToRead, &realProcessedSize);
+ _pos += realProcessedSize;
+ if (realProcessedSize == 0)
+ _wasFinished = true;
+ }
+ if(processedSize != NULL)
+ *processedSize = realProcessedSize;
+ return result;
+}
+